Total existing-home sales, which are completed transactions that include single-family homes, townhomes, condominiums and co-ops, fell 3.4 percent to a seasonally adjusted annual rate of 5.36 million in October from 5.55 million in September. Despite last month’s decline, sales are still 3.9 percent above a year ago (5.16 million).

Total housing inventory at the end of October decreased 2.3 percent to 2.14 million existing homes available for sale, and is now 4.5 percent lower than a year ago (2.24 million). Unsold inventory is at a 4.8-month supply at the current sales pace, up from 4.7 months in September.